Annotations: 1BY1

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1by1a1	All alpha proteins	DBL homology domain (DH-domain)	DBL homology domain (DH-domain)	DBL homology domain (DH-domain)	beta-pix	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1by1a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	DBL homology domain (DH-domain)	8018811	4001108	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	DBL homology domain (DH-domain)	8057882	3000793	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RhoGEF	e1by1A1	A: alpha bundles	X: DH domain-like	H: DBL homology domain (DH-domain) (From Topology)	T: DBL homology domain (DH-domain)	F: RhoGEF	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.900.10	Mainly Alpha	Up-down Bundle	Dbl Homology Domain	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00621	RhoGEF domain (RhoGEF)	RhoGEF domain	Guanine nucleotide exchange factor for Rho/Rac/Cdc42-like GTPases Also called Dbl-homologous (DH) domain. It appears that Pfam:PF00169 domains invariably occur C-terminal to RhoGEF/DH domains.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN (PIX)	cytoskeletal protein binding protein binding binding gamma-tubulin binding tubulin binding kinase binding enzyme binding protein kinase binding GTPase regulator activity enzyme regulator activity guanyl-nucleotide exchange factor activity nucleoside-triphosphatase regulator activity molecular function regulator activity	lamellipodium assembly plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly cellular component organization cellular component biogenesis cellular component assembly lamellipodium organization cellular process cellular component organization or biogenesis cell projection assembly cellular response to stimulus regulation of biological process regulation of cellular process lamellipodium assembly plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly cellular component organization cellular component biogenesis cellular component assembly lamellipodium organization cellular process cellular component organization or biogenesis cell projection assembly cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling biological regulation cell surface receptor protein tyrosine kinase signaling pathway cell communication signal transduction enzyme-linked receptor protein signaling pathway ephrin receptor signaling pathway positive regulation of molecular function regulation of molecular function positive regulation of hydrolase activity regulation of catalytic activity regulation of hydrolase activity positive regulation of catalytic activity regulation of GTPase activity positive regulation of GTPase activity positive regulation of locomotion regulation of cell motility regulation of fibroblast migration positive regulation of fibroblast migration positive regulation of biological process fibroblast migration positive regulation of cell migration regulation of locomotion ameboidal-type cell migration positive regulation of cell motility regulation of cell migration cell migration cell motility locomotion positive regulation of cellular process positive regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process programmed cell death positive regulation of substrate adhesion-dependent cell spreading regulation of cell-substrate adhesion positive regulation of cell adhesion regulation of substrate adhesion-dependent cell spreading regulation of cell adhesion cell-substrate adhesion cell adhesion positive regulation of cell-substrate adhesion substrate adhesion-dependent cell spreading regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization regulation of cellular component organization microtubule cytoskeleton organization negative regulation of biological process regulation of protein-containing complex assembly microtubule polymerization or depolymerization protein-containing complex assembly negative regulation of cellular process negative regulation of microtubule nucleation negative regulation of protein polymerization negative regulation of supramolecular fiber organization protein polymerization negative regulation of cellular component organization negative regulation of microtubule polymerization or depolymerization protein-containing complex organization negative regulation of cytoskeleton organization regulation of microtubule-based process negative regulation of microtubule polymerization microtubule polymerization regulation of cellular component biogenesis regulation of microtubule nucleation regulation of organelle organization negative regulation of protein-containing complex assembly organelle organization microtubule nucleation negative regulation of organelle organization regulation of microtubule polymerization regulation of protein polymerization regulation of supramolecular fiber organization microtubule-based process supramolecular fiber organization cytoskeleton organization regulation of microtubule cytoskeleton organization developmental process multicellular organism development multicellular organismal process anatomical structure development nervous system development system development positive regulation of cellular component organization regulation of developmental process plasma membrane bounded cell projection morphogenesis cell morphogenesis regulation of cell morphogenesis positive regulation of developmental process cell projection morphogenesis regulation of lamellipodium organization regulation of lamellipodium morphogenesis positive regulation of cell projection organization regulation of anatomical structure morphogenesis positive regulation of lamellipodium morphogenesis regulation of cell projection organization positive regulation of lamellipodium organization anatomical structure morphogenesis lamellipodium morphogenesis regulation of plasma membrane bounded cell projection organization focal adhesion assembly cell-substrate junction assembly cell junction organization cell-matrix adhesion cell junction assembly cell-substrate junction organization small GTPase-mediated signal transduction Rho protein signal transduction intracellular signal transduction intracellular signaling cassette Golgi organization endomembrane system organization	cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction cell projection cell leading edge plasma membrane bounded cell projection lamellipodium cell periphery cell cortex intracellular anatomical structure cytoplasm intracellular organelle cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction cell projection cell leading edge plasma membrane bounded cell projection lamellipodium cell periphery cell cortex intracellular anatomical structure cytoplasm intracellular organelle centrosome microtubule organizing center cytoskeleton organelle membraneless organelle intracellular membraneless organelle microtubule cytoskeleton cytosol protein-containing complex neuron projection ruffle somatodendritic compartment cell body neuronal cell body mitotic spindle spindle mitotic spindle pole spindle pole postsynapse synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001849	Pleckstrin homology domain	Domain
A	IPR000219	Dbl homology domain	Domain
A	IPR035789	Rho guanine nucleotide exchange factor 7, SH3 domain	Domain
A	IPR001715	Calponin homology domain	Domain
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR001331	Guanine-nucleotide dissociation stimulator, CDC24, conserved site	Conserved Site
A	IPR001452	SH3 domain	Domain
A	IPR036872	CH domain superfamily	Homologous Superfamily
A	IPR035899	Dbl homology (DH) domain superfamily	Homologous Superfamily
A	IPR046376	RhoGEF 6/7, PH domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q14155	astrocytic tumor large cell medulloblastoma medulloblastoma ovarian cancer Pick disease progressive supranuclear palsy tuberculosis atypical teratoid rhabdoid tumor malignant ependymoma oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma psoriasis glioblastoma malignant glioma astrocytic tumor large cell medulloblastoma medulloblastoma ovarian cancer Pick disease progressive supranuclear palsy tuberculosis atypical teratoid rhabdoid tumor malignant ependymoma oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma psoriasis glioblastoma malignant glioma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm primitive neuroectodermal tumor subependymal giant cell astrocytoma

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.